tapping screws

The hex head self-drilling screw is used in the assembly to drill the hole and simultaneously form or cut the thread connected to itself, and the screw itself does not deform and trip.

Cross recessed countersunk head tapping screws: It refers to the cross, the head is flat, countersunk, semi-recessed self-tapping screws. The material is mainly carbon steel and stainless steel. The advantage of the countersunk head is that the material surface of the product is parallel and does not stand out. Expressed in letters as "KA" or "FA" or "OA".

Hexagon flange head tapping screws are also called; hex belt with self-tapping screws, hexagonal Phillips wood screws, cross recessed brain self-tapping screws, hex flange head wood screws, hex cross flange bolts. This is a nail designed specifically for wood and can be used in place of machine screws. Use a screwdriver to screw directly into the wooden component. Used to fasten a metal (or non-metal) part with a through hole to a wooden component. This connection is also a detachable connection. Simple, convenient and durable.

Product name: hex self tapping screw Standard:DIN571,ASME/ANSI B18.6,JIS Size:1/4”- 3/4”M6~M16 Material:Carbon Steel, Alloy Steel, Stainless Steel, Length:25-250mm (1”- 32”) Head type:hex head Drive type:hex Finish:Black phosphate, grey phosphate, nickel, ruspert, zinc plated, yellow zinc plated, Black zinc plated, Dacromet

The round head self-tapping screws are made of carbon steel, with high surface hardness and good core toughness. This is a major feature of the performance requirements of the self-tapping screws of the round head, and the surface has been treated with electroplating protection to effectively guarantee its quality. Process production, high thread quality.